Set of bristles for a hairbrush



FIG. 1 is a perspective view of a set of bristles for a hairbrushshowing our new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a front elevation view thereof; and,

FIG. 4 is a top plan view thereof.

CLAIM The ornamental design for a set of bristles for a hairbrush, asshown and described.